/* =====================================================================
   登录页 · 科技风视觉层 v2（2026-10-31）
   只负责外观，不涉及任何登录逻辑。
   加载顺序：layui.css → login.css → scitech.css → login_v2.css
   作用域统一 body.st-login，权重足以覆盖 scitech.css 的 !important。
   ===================================================================== */

:root {
  --lg-ink:      #04070f;
  --lg-ink2:     #081326;
  --lg-cyan:     #00d4ff;
  --lg-blue:     #2e7cff;
  --lg-text:     #e9f4ff;
  --lg-dim:      #7b93b6;
  --lg-dim2:     #4d688c;
  --lg-line:     rgba(122, 182, 255, .14);
  --lg-card:     linear-gradient(158deg, rgba(18, 34, 62, .88) 0%, rgba(7, 16, 32, .93) 100%);
}

/* ---------------------------------------------------------------------
   1. 底层：深空渐变 + 极淡网格
   --------------------------------------------------------------------- */
body.st-login {
  overflow: auto;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(1200px 720px at 76% 4%,  rgba(0, 140, 255, .20), transparent 62%),
    radial-gradient(900px 620px at 8%  96%,  rgba(0, 212, 255, .12), transparent 60%),
    radial-gradient(760px 560px at 20% 38%,  rgba(0, 170, 255, .13), transparent 66%),
    radial-gradient(760px 520px at 50% 50%,  rgba(46, 124, 255, .07), transparent 72%),
    linear-gradient(158deg, #04070f 0%, #071427 44%, #040a16 100%) !important;
  color: var(--lg-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

/* 背景图 / 视频：退到最底层当氛围底，压成极淡暗纹，不抢主体 */
body.st-login .video-player,
body.st-login .bg-img-layer {
  z-index: 0 !important;
  opacity: .12;
  filter: brightness(.45) saturate(.65) contrast(1.05);
}
body.st-login .bg-color-layer { z-index: 0 !important; opacity: .12; }

/* 统一暗角遮罩：把底色压住，保证任何自定义背景都不影响主视觉对比度 */
.lg-veil {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(ellipse 74% 68% at 50% 46%, rgba(4, 8, 16, .48) 0%, rgba(4, 8, 16, .80) 58%, rgba(3, 6, 13, .95) 100%);
}

body.st-login .st-login-bg {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(0, 212, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, .045) 1px, transparent 1px) !important;
  background-size: 56px 56px, 56px 56px !important;
  -webkit-mask-image: radial-gradient(ellipse 90% 80% at 50% 45%, #000 30%, transparent 78%);
          mask-image: radial-gradient(ellipse 90% 80% at 50% 45%, #000 30%, transparent 78%);
}

/* ---------------------------------------------------------------------
   2. 装饰层：光晕 / 扫描光带 / HUD 圆环
   --------------------------------------------------------------------- */
.lg-deco { position: fixed; inset: 0; z-index: 2; pointer-events: none; overflow: hidden; }

.lg-glow {
  position: absolute; border-radius: 50%; filter: blur(70px);
  will-change: transform;
}
.lg-glow-1 {
  width: 620px; height: 620px; left: -140px; top: -220px;
  background: radial-gradient(circle, rgba(0, 126, 255, .34), transparent 68%);
  animation: lgDrift 22s ease-in-out infinite;
}
.lg-glow-2 {
  width: 520px; height: 520px; right: -120px; bottom: -180px;
  background: radial-gradient(circle, rgba(0, 212, 255, .24), transparent 68%);
  animation: lgDrift 28s ease-in-out infinite reverse;
}
@keyframes lgDrift {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50%      { transform: translate3d(48px, 36px, 0) scale(1.08); }
}

/* 横向扫描光带：缓慢自上而下掠过，极低透明度，只做氛围 */
.lg-scan {
  position: absolute; left: -10%; right: -10%; height: 190px; top: -30%;
  background: linear-gradient(180deg,
    transparent 0%,
    rgba(0, 212, 255, .055) 42%,
    rgba(140, 220, 255, .11) 50%,
    rgba(0, 212, 255, .055) 58%,
    transparent 100%);
  animation: lgScan 11s linear infinite;
}
@keyframes lgScan {
  0%   { transform: translateY(0);      opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 1; }
  100% { transform: translateY(140vh);  opacity: 0; }
}

/* HUD 同心圆环：左侧品牌区背后的装饰，慢速反向旋转 */
.lg-hud {
  position: absolute; width: 520px; height: 520px;
  left: 8%; top: 50%; margin: -260px 0 0 -190px;
  opacity: .55;
}
.lg-hud i {
  position: absolute; border-radius: 50%; display: block;
}
.lg-hud i:nth-child(1) {
  inset: 0;
  background: conic-gradient(from 0deg, transparent 0deg, rgba(0, 212, 255, .85) 40deg, transparent 112deg,
                             transparent 214deg, rgba(64, 140, 255, .7) 258deg, transparent 322deg);
  -webkit-mask: radial-gradient(circle, transparent 65%, #000 65.3%, #000 67.6%, transparent 68%);
          mask: radial-gradient(circle, transparent 65%, #000 65.3%, #000 67.6%, transparent 68%);
  animation: lgSpin 30s linear infinite;
}
.lg-hud i:nth-child(2) {
  inset: 54px;
  background: conic-gradient(from 180deg, transparent 0deg, rgba(0, 212, 255, .30) 90deg, transparent 180deg);
  -webkit-mask: radial-gradient(circle, transparent 70%, #000 70.4%, #000 71%, transparent 71.4%);
          mask: radial-gradient(circle, transparent 70%, #000 70.4%, #000 71%, transparent 71.4%);
  animation: lgSpin 22s linear infinite reverse;
}
.lg-hud i:nth-child(3) {
  inset: 108px;
  border: 1px dashed rgba(0, 212, 255, .13);
  animation: lgSpin 60s linear infinite;
}
@keyframes lgSpin { to { transform: rotate(360deg); } }

/* ---------------------------------------------------------------------
   3. 页面骨架：左品牌 + 右登录卡
   --------------------------------------------------------------------- */
.lg-wrap {
  position: relative; z-index: 3;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  gap: 84px;
  padding: 56px 48px 72px;
  box-sizing: border-box;
}

/* ---------- 左侧品牌区 ---------- */
.lg-brand {
  position: relative;
  width: 420px; flex: 0 0 auto;
  animation: lgRise .7s cubic-bezier(.22, 1, .36, 1) both;
}
.lg-brand-mark {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 34px;
}
.lg-brand-mark img {
  height: 34px; width: auto; max-width: 132px; object-fit: contain;
  filter: drop-shadow(0 0 14px rgba(0, 212, 255, .45));
}
.lg-brand-mark span {
  font-size: 15px; font-weight: 600; letter-spacing: 1.6px; color: #dceaff;
}
.lg-brand h2 {
  margin: 0 0 18px;
  font-size: 44px; line-height: 1.22; font-weight: 700; letter-spacing: 1px;
  color: #ffffff;
  text-shadow: 0 2px 30px rgba(0, 0, 0, .55), 0 0 50px rgba(0, 140, 255, .45);
}
.lg-brand h2 em {
  font-style: normal;
  background: linear-gradient(96deg, #2ae4ff 0%, #5aa8ff 46%, #a98bff 100%);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 22px rgba(0, 180, 255, .35));
}
.lg-brand-sub {
  margin: 0 0 40px;
  font-size: 11px; letter-spacing: 4.4px; text-transform: uppercase;
  color: var(--lg-dim2);
}
.lg-feats { list-style: none; margin: 0 0 34px; padding: 0; }
.lg-feats li {
  display: flex; align-items: center; gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid rgba(122, 182, 255, .09);
  font-size: 13.5px; color: #bed3ea; letter-spacing: .6px;
}
.lg-feats li:last-child { border-bottom: none; }
.lg-feats i {
  font-style: normal; font-size: 9.5px; font-weight: 700; letter-spacing: .5px;
  color: #6fe6ff;
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 25px; height: 20px;
  border: 1px solid rgba(0, 212, 255, .26);
  border-radius: 5px;
  background: rgba(0, 212, 255, .08);
  box-shadow: 0 0 12px -3px rgba(0, 212, 255, .5);
}
.lg-feats li b {
  font-weight: 600; color: #e2eeff;
}
.lg-status {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 7px 15px 7px 12px;
  border: 1px solid rgba(0, 212, 255, .22);
  border-radius: 100px;
  font-size: 12px; color: #9dbbe0; letter-spacing: .8px;
  background: rgba(0, 212, 255, .05);
}
.lg-status .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: #12e29b;
  box-shadow: 0 0 0 3px rgba(18, 226, 155, .16), 0 0 10px rgba(18, 226, 155, .9);
  animation: lgPulse 2.4s ease-in-out infinite;
}
@keyframes lgPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: .55; transform: scale(.86); }
}

/* ---------------------------------------------------------------------
   4. 登录卡
   --------------------------------------------------------------------- */
body.st-login .login {
  position: relative;
  width: 396px; max-width: 100%;
  height: auto !important; min-height: 0 !important;
  margin: 0 !important; left: auto !important; top: auto !important;
  padding: 32px 34px 26px !important;
  box-sizing: border-box;
  background:
    radial-gradient(520px 190px at 50% -50px, rgba(0, 150, 255, .3), transparent 72%),
    linear-gradient(158deg, rgba(26, 47, 80, .9) 0%, rgba(9, 20, 38, .95) 100%) !important;
  border: 1px solid rgba(96, 168, 255, .2) !important;
  border-radius: 20px !important;
  backdrop-filter: blur(22px) saturate(150%);
  -webkit-backdrop-filter: blur(22px) saturate(150%);
  box-shadow:
    0 40px 90px -28px rgba(0, 6, 20, .95),
    0 0 0 1px rgba(0, 212, 255, .05),
    inset 0 1px 0 rgba(255, 255, 255, .07) !important;
  z-index: 4;
  animation: lgRise .7s .08s cubic-bezier(.22, 1, .36, 1) both;
}

/* 渐变描边 */
body.st-login .login::before {
  content: '';
  position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(142deg,
    rgba(0, 212, 255, .68) 0%,
    rgba(46, 124, 255, .10) 34%,
    rgba(0, 212, 255, 0) 58%,
    rgba(120, 160, 255, .42) 100%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
/* 顶部高光短线 */
body.st-login .login::after {
  content: '';
  position: absolute; left: 50%; top: -1px; width: 148px; height: 2px;
  transform: translateX(-50%);
  background: linear-gradient(90deg, transparent, var(--lg-cyan), transparent);
  box-shadow: 0 0 16px rgba(0, 212, 255, .85);
  border-radius: 2px;
  pointer-events: none;
}

@keyframes lgRise {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---------- 卡片标题 ---------- */
body.st-login .login h1 {
  display: flex !important; align-items: center; justify-content: center; gap: 10px;
  margin: 0 0 24px !important;
  font-size: 16.5px !important; font-weight: 600 !important;
  letter-spacing: 1.4px;
  color: #eef7ff !important;
  text-shadow: 0 0 22px rgba(0, 170, 255, .35) !important;
}
body.st-login .login h1 img {
  height: 26px !important; max-width: 92px !important; min-width: 0;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(0, 212, 255, .4));
}
body.st-login .login h1 span { white-space: nowrap; }

/* 卡片副标题：小号英文，补足头部层次 */
.lg-cap {
  margin: -15px 0 20px;
  text-align: center;
  font-size: 9.5px;
  letter-spacing: 3.4px;
  text-transform: uppercase;
  color: #5f88b4;
}

/* ---------- 切换标签 ---------- */
.lg-tabs {
  display: flex; gap: 30px;
  margin: 0 0 26px;
  border-bottom: 1px solid rgba(122, 182, 255, .12);
}
.lg-tab {
  position: relative; padding: 0 2px 13px;
  font-size: 13.5px; color: var(--lg-dim);
  cursor: pointer; user-select: none;
  transition: color .22s;
  letter-spacing: .8px;
}
.lg-tab:hover { color: #c3d9f5; }
.lg-tab.active { color: #fff; font-weight: 600; }
.lg-tab.active::after {
  content: ''; position: absolute; left: -2px; right: -2px; bottom: -1px; height: 2px;
  background: linear-gradient(90deg, transparent, var(--lg-cyan), transparent);
  box-shadow: 0 0 14px rgba(0, 212, 255, .9);
  border-radius: 2px;
}
/* 标签右侧的序号装饰 */
.lg-tab::before {
  content: attr(data-idx);
  font-size: 9px; font-weight: 700; color: var(--lg-cyan);
  opacity: 0; margin-right: 5px; vertical-align: super;
  transition: opacity .22s;
}
.lg-tab.active::before { opacity: .8; }

/* ---------- 二维码 ---------- */
#ewm-login { text-align: center; }

.qr-frame {
  position: relative;
  width: 208px; height: 208px;
  margin: 0 auto 20px;
  padding: 13px;
  box-sizing: border-box;
  background: #fff;
  border-radius: 16px;
  box-shadow:
    0 0 34px rgba(0, 180, 255, .22),
    0 12px 34px -6px rgba(0, 0, 0, .55);
}
#ewm-login .qr-frame img {
  width: 100% !important; height: 100% !important;
  display: block; border-radius: 8px;
}
/* 四角括号 */
.qr-frame b {
  position: absolute; width: 20px; height: 20px;
  border: 2.5px solid var(--lg-cyan);
  opacity: .95;
  filter: drop-shadow(0 0 5px rgba(0, 212, 255, .8));
}
.qr-frame b:nth-of-type(1) { left: -7px; top: -7px;  border-right: 0; border-bottom: 0; border-radius: 6px 0 0 0; }
.qr-frame b:nth-of-type(2) { right: -7px; top: -7px; border-left: 0;  border-bottom: 0; border-radius: 0 6px 0 0; }
.qr-frame b:nth-of-type(3) { left: -7px; bottom: -7px;  border-right: 0; border-top: 0; border-radius: 0 0 0 6px; }
.qr-frame b:nth-of-type(4) { right: -7px; bottom: -7px; border-left: 0;  border-top: 0; border-radius: 0 0 6px 0; }
/* 扫描光线 */
.qr-frame .qr-line {
  position: absolute; left: 13px; right: 13px; height: 2px;
  top: 13px; border-radius: 2px;
  display: block;
  background: linear-gradient(90deg, transparent, rgba(0, 180, 255, .85), transparent);
  box-shadow: 0 0 12px rgba(0, 180, 255, .85);
  animation: qrScan 2.9s cubic-bezier(.45, 0, .55, 1) infinite;
  pointer-events: none;
}
@keyframes qrScan {
  0%   { transform: translateY(0);      opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(180px);  opacity: 0; }
}

#ewm-login .ewm-msg {
  margin: 0 0 20px !important;
  padding: 0 !important;
  font-size: 12.5px !important;
  color: var(--lg-dim) !important;
  letter-spacing: 1px;
}
#ewm-login .ewm-msg::before {
  content: '';
  display: inline-block; width: 5px; height: 5px; border-radius: 50%;
  background: var(--lg-cyan); margin-right: 8px; vertical-align: 2px;
  box-shadow: 0 0 8px rgba(0, 212, 255, .9);
  animation: lgPulse 2.4s ease-in-out infinite;
}
#ewm-login .ewm-msg font { color: #ff7b8a !important; }

/* ---------- 输入框 ---------- */
.lg-field {
  position: relative;
  margin-bottom: 16px;
}
.lg-field svg {
  position: absolute; left: 15px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px;
  stroke: #58789e; fill: none; stroke-width: 1.7;
  stroke-linecap: round; stroke-linejoin: round;
  transition: stroke .22s;
  pointer-events: none;
}
.lg-field:focus-within svg { stroke: var(--lg-cyan); }

body.st-login .login .layui-input {
  width: 100% !important;
  height: 46px !important;
  padding: 0 15px 0 42px !important;
  box-sizing: border-box;
  background: rgba(8, 20, 40, .78) !important;
  border: 1px solid rgba(96, 150, 220, .22) !important;
  border-radius: 11px !important;
  color: #e9f4ff !important;
  font-size: 14px !important;
  letter-spacing: .5px;
  transition: border-color .22s, box-shadow .22s, background .22s;
}
body.st-login .login .layui-input:hover { border-color: rgba(96, 168, 255, .38) !important; }
body.st-login .login .layui-input:focus {
  background: rgba(10, 26, 50, .92) !important;
  border-color: rgba(0, 212, 255, .62) !important;
  box-shadow: 0 0 0 3px rgba(0, 212, 255, .12), 0 0 22px -4px rgba(0, 212, 255, .45) !important;
  outline: none;
}
body.st-login .login .layui-input::placeholder { color: #4f6a8c !important; letter-spacing: .5px; }

/* 验证码行：输入框右侧内嵌按钮 */
#sms-login .form_code { position: relative; margin-bottom: 0 !important; }
#sms-login .form_code .layui-input { padding-right: 116px !important; }
#sms-login .code {
  position: absolute !important;
  right: 7px !important; top: 7px !important;
  bottom: 7px;
  display: flex; align-items: center;
}
body.st-login #post-code {
  height: 32px !important; width: auto !important;
  padding: 0 13px !important;
  border-radius: 8px !important;
  font-size: 12.5px !important; font-weight: 600 !important;
  letter-spacing: .5px;
  background: rgba(0, 212, 255, .13) !important;
  border: 1px solid rgba(0, 212, 255, .34) !important;
  color: #7fe4ff !important;
  box-shadow: none !important;
  transition: all .2s;
  line-height: 30px !important;
}
body.st-login #post-code:hover:not([disabled]) {
  background: rgba(0, 212, 255, .22) !important;
  box-shadow: 0 0 16px -2px rgba(0, 212, 255, .55) !important;
}
body.st-login #post-code[disabled] {
  opacity: .5; color: #7fb6d8 !important; cursor: not-allowed;
}

/* ---------- 按钮 ---------- */
body.st-login .login .layui-btn:not(.layui-btn-primary):not(.layui-btn-danger):not(.layui-btn-warm):not(.layui-btn-disabled) {
  display: block;
  width: 100% !important;
  height: 46px !important;
  line-height: 46px !important;
  padding: 0 !important;
  border: none !important;
  border-radius: 11px !important;
  font-size: 14.5px !important;
  font-weight: 700 !important;
  letter-spacing: 3px;
  color: #03101f !important;
  background: linear-gradient(102deg, #22e0ff 0%, #2e9bff 48%, #5f7bff 100%) !important;
  box-shadow:
    0 12px 30px -10px rgba(0, 168, 255, .8),
    inset 0 1px 0 rgba(255, 255, 255, .45) !important;
  cursor: pointer;
  transition: transform .18s, box-shadow .18s, filter .18s;
  position: relative;
  overflow: hidden;
}
body.st-login .login .layui-btn:not(.layui-btn-primary):not(.layui-btn-danger):not(.layui-btn-warm):not(.layui-btn-disabled):hover {
  transform: translateY(-1.5px);
  filter: brightness(1.06);
  box-shadow:
    0 16px 38px -10px rgba(0, 178, 255, .95),
    inset 0 1px 0 rgba(255, 255, 255, .5) !important;
}
body.st-login .login .layui-btn:not(.layui-btn-primary):not(.layui-btn-danger):not(.layui-btn-warm):not(.layui-btn-disabled):active {
  transform: translateY(0);
  filter: brightness(.96);
}
/* 按钮上的流光 */
body.st-login .login .layui-btn:not(.layui-btn-primary):not(.layui-btn-danger):not(.layui-btn-warm):not(.layui-btn-disabled)::after {
  content: '';
  position: absolute; top: 0; left: -60%; width: 45%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .55), transparent);
  transform: skewX(-18deg);
  animation: lgSheen 4.6s ease-in-out infinite;
}
@keyframes lgSheen {
  0%, 62%  { left: -60%; }
  85%, 100% { left: 120%; }
}

/* 二维码下方按钮与短信按钮统一（sms-post 已改为标签，这里兼容旧结构） */
#ewm-login .login_btn { margin-top: 2px !important; }

/* ---------- 短信面板 ---------- */
#sms-login {
  display: none;
  margin: 0 !important;
  font-size: 12px;
}
.mode-sms #ewm-login { display: none !important; }
.mode-sms #sms-login { display: block !important; }
#sms-login .login_btn { margin-top: 22px !important; }

/* 卡片底部说明 */
.lg-foot {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(122, 182, 255, .1);
  font-size: 11.5px;
  color: #6f8cb0;
  text-align: center;
  letter-spacing: .6px;
  line-height: 1.7;
}

/* ---------------------------------------------------------------------
   5. 底部备案
   --------------------------------------------------------------------- */
body.st-login .login-icp {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 98;
  padding: 16px 0 18px;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(3, 8, 18, .72)) !important;
  backdrop-filter: none !important;
  font-size: 0;
}
body.st-login .login-icp a {
  font-size: 12.5px !important;
  font-weight: 400 !important;
  letter-spacing: 1.2px;
  color: #7d97b8 !important;
  text-shadow: none !important;
  text-decoration: none;
  transition: color .2s;
}
body.st-login .login-icp a:hover { color: #8fc8ff !important; }

/* ---------------------------------------------------------------------
   6. 响应式
   --------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .lg-wrap { gap: 48px; padding: 40px 32px 72px; }
  .lg-brand { width: 360px; }
  .lg-brand h2 { font-size: 37px; }
  .lg-hud { width: 500px; height: 500px; margin: -250px 0 0 -250px; }
}
@media (max-width: 900px) {
  .lg-wrap {
    flex-direction: column;
    gap: 30px;
    padding: 46px 22px 92px;
    justify-content: center;
  }
  .lg-brand { width: 100%; max-width: 420px; text-align: center; }
  .lg-brand-mark { justify-content: center; margin-bottom: 18px; }
  .lg-brand h2 { font-size: 29px; margin-bottom: 12px; }
  .lg-brand-sub { margin-bottom: 0; letter-spacing: 3px; font-size: 10px; }
  .lg-feats, .lg-status, .lg-hud { display: none; }
  .lg-brand-mark img { height: 28px; }
  body.st-login .login { width: 100%; max-width: 400px; padding: 26px 22px 20px !important; }
  .qr-frame { width: 188px; height: 188px; }
  @keyframes qrScan {
    0% { transform: translateY(0); opacity: 0; }
    10% { opacity: 1; } 90% { opacity: 1; }
    100% { transform: translateY(162px); opacity: 0; }
  }
}
@media (max-height: 720px) and (min-width: 901px) {
  .lg-feats { margin-bottom: 26px; }
  .lg-feats li { padding: 9px 0; }
  .lg-brand h2 { font-size: 36px; }
  .lg-brand-sub { margin-bottom: 26px; }
  body.st-login .login { padding: 24px 32px 20px !important; }
  .qr-frame { width: 178px; height: 178px; margin-bottom: 14px; }
  .lg-tabs { margin-bottom: 20px; }
}

/* 尊重系统「减少动态效果」设置 */
@media (prefers-reduced-motion: reduce) {
  .lg-glow, .lg-scan, .lg-hud i, .qr-frame s,
  body.st-login .login .layui-btn::after, .lg-status .dot { animation: none !important; }
}